永久

えいきゅう

Eternity, permanence

N3noun·eikyuu

How to remember it

永 (long) + 久 (long time) — doubly long, suggesting lasting permanence.

Example sentences

  • 会員は永久無料です。

    かいいんはえいきゅうむりょうです。

    Members are free permanently.

  • 永久に忘れない。

    えいきゅうにわすれない。

    I will never forget, forever.

Usage

Often adverbial 永久に; common in fixed compounds like 永久磁石 (permanent magnet).

Related words

永遠永久無料一生ずっと

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